Finding the Fourth Proportional to 2,152,550,226.64, 2,970,519,198.92 and 1,162,475,548.24
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Solution
The fourth proportional to 2,152,550,226.64, 2,970,519,198.92 and 1,162,475,548.24 is: 1,604,216,195.09
Step by Step Solution
- Step 1: Write the proportion equation
2,152,550,226.64 : 2,970,519,198.92 = 1,162,475,548.24 : x - Step 2: Convert to fraction form
2,152,550,226.64/2,970,519,198.92 = 1,162,475,548.24/x - Step 3: Cross multiply
2,152,550,226.64x = 2,970,519,198.92 × 1,162,475,548.24 - Step 4: Simplify right side
2,152,550,226.64x = 3,453,155,934,321,972,736 - Step 5: Solve for x
x = 3,453,155,934,321,972,736/2,152,550,226.64 - Step 6: Final answer
x = 1,604,216,195.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.